546643387 has 8 divisors (see below), whose sum is σ = 556004592. Its totient is φ = 537295200.

The previous prime is 546643379. The next prime is 546643441. The reversal of 546643387 is 783346645.

546643387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 546643387 - 2³ = 546643379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (546644387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121437 + ... + 125857.

It is an arithmetic number, because the mean of its divisors is an integer number (69500574).

Almost surely, 2^546643387 is an apocalyptic number.

546643387 is a deficient number, since it is larger than the sum of its proper divisors (9361205).

546643387 is a wasteful number, since it uses less digits than its factorization.

546643387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6509.

The product of its digits is 1451520, while the sum is 46.

The square root of 546643387 is about 23380.4060486554. The cubic root of 546643387 is about 817.6511141624.

The spelling of 546643387 in words is "five hundred forty-six million, six hundred forty-three thousand, three hundred eighty-seven".